A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5960-00-403-4617
NSN 5930-00-860-9195
NSN 6110-01-487-4198
NSN 5835-01-597-4820
NSN 5855-00-188-6747
NSN 5975-00-151-4097
NSN 5960-00-162-9200
NSN 5920-00-369-0631
NSN 5985-01-226-5307
NSN 5835-01-502-9228
NSN 6135-01-120-9812
NSN 6685-00-202-5233